19401641

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8581}}^1$

素因数の和:8624

約数の個数: 16

約数和(自身を含む): 24716160

約数和(自身を除く): 5314519

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 8581, 60067, 145877, 163039, 1021139, 1141273, 2771663, 19401641]

約数ペア:

[(1, 19401641), (7, 2771663), (17, 1141273), (19, 1021139), (119, 163039), (133, 145877), (323, 60067), (2261, 8581)]